Slavic dictionaries on-line

Mozilla users can install
this XUL plugin for searching the
dictionaries by selecting a word and choosing "Lookup at dict.org"
in the context menu. (install as root, close mozilla, restart it as
root again so that mozilla registers the new XUL plugin at startup).

Download dictionaries from here .
If you found bugs in the dictionaries or have suggestions, subscribe to
the mailing list
here.
If you want to be notified about changes at dict://dict.org, subscribe to this
mailing list